1. 1Division of Hematology, Department of Medicine, Jichi Medical University, Shimotsuke, Japan
2. 2Division of Hematology, Jichi Medical University Saitama Medical Center, Saitama, Japan
3. 3Division of Hematology, Tokyo Metropolitan Cancer and Infectious Diseases Center, Komagome Hospital, Tokyo, Japan
4. 4Department of Hematology, Japanese Red Cross Aichi Medical Center Nagoya Daiichi Hospital, Nagoya, Japan
5. 5Hematology, Oncology & Cardiovascular Medicine, Kyushu University Hospital, Fukuoka, Japan
6. 6Department of Hematology, Hamanomachi Hospital, Fukuoka, Japan
7. 7Department of Hematology, Kobe City Medical Center General Hospital, Kobe, Japan
8. 8Department of Hematology, Osaka Metropolitan University Hospital, Osaka, Japan
9. 9Department of Hematology and Oncology, Graduate School of Medicine, Kyoto University, Kyoto, Japan
10. 10Department of Hematology and Oncology, Research Institute for Radiation Biology and Medicine, Hiroshima University, Hiroshima, Japan
11. 11Japanese Data Center for Hematopoietic Cell Transplantation, Nagakute, Japan
12. 12Department of Registry Science for Transplant and Cellular Therapy, Aichi Medical University School of Medicine, Nagakute, Japan
13. 13Division of Endocrinology, Diabetes and Metabolism, Hematology and Rheumatology, Second Department of Internal Medicine, Graduate School of Medicine, University of the Ryukyus, Nishihara, Japan